<template>
  <!-- 白屏骨架 -->
  <div class="xtx-skeleton" :style="{width,height}" :class="{shan: animated}">
    <!-- 盒子 -->
    <div class="block" :style="{backgroundColor: bg}"></div>
    <!-- 闪烁的效果 -->
  </div>
</template>

<script>
export default {
  name: 'XtxSkeleton',
  props: {
    bg: {
      type: String,
      default: '#efefef'
    },
    width: {
      type: String,
      default: '100px'
    },
    height: {
      type: String,
      default: '100px'
    },
    animated: {
      type: Boolean,
      default: false
    }
  }
}
</script>

<style lang="less" scoped>
  .xtx-skeleton {
    display: inline-block;
    position: relative;
    overflow: hidden;
    vertical-align: middle;
    .block {
      width: 100%;
      height: 100%;
      border-radius: 2px;
    }
  }
  .shan {
    &::after {
      content: '';
      position: absolute;
      animation: shan 1.5s ease 0s infinite;
      top: 0;
      width: 50%;
      height: 100%;
      background: linear-gradient(
        to left,
        rgba(255,255,255,0) 0,
        rgba(255,255,255,0.3) 50%,
        rgba(255,255,255,0) 100%
      );
      transform: skewX(-45deg);
    }
  }

  @keyframes shan {
    0% {
      left: -100%;
    }
    100% {
      left: 120%;
    }
  }
</style>
